Home / 14,028.80-21,044.88-5,707.04

Finding the Fourth Proportional to 14,028.80, 21,044.88 and 5,707.04

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Solution

The fourth proportional to 14,028.80, 21,044.88 and 5,707.04 is: 8,561.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,028.80 : 21,044.88 = 5,707.04 : x
  2. Step 2: Convert to fraction form
    14,028.80/21,044.88 = 5,707.04/x
  3. Step 3: Cross multiply
    14,028.80x = 21,044.88 × 5,707.04
  4. Step 4: Simplify right side
    14,028.80x = 120,103,971.96
  5. Step 5: Solve for x
    x = 120,103,971.96/14,028.80
  6. Step 6: Final answer
    x = 8,561.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.